This week, Grace heads out of her kitchen and into the home of dance legend Shirley Ballas to cha-cha-chat all things Comfort Eating. Shirley’s become TV royalty as head judge on the BBC’s Strictly Come Dancing, but she’d already been ruling the dancefloor for decades. She and Grace chat about wedding buffets, steamy backstage rendezvous and where to stand in the queue to get the best helping of school dinner. And, as ever, the comfort snacks she turns to when she kicks off her dancing shoes